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| Product Type | Memory Module |
|---|---|
| Memory Capacity | 8 GB |
| Memory Technology | DDR4 |
| Product Voltage | 1.2V |
| RAM Speed | 133MHz |
| RAM Standard | DDR4-2133/PC4-17000 |
| Error Identifying | ECC |
| Signal Type | Registered |
| Column Access Strobe (CAS) | CL15 |
| Rank | Single Rank x4 |
| Quantity of Pins | 288-pin |
| RAM Genre | NVDIMM |
This Registered NVDIMM with ECC is engineered for enterprise servers and critical in-memory database workloads, where its non-volatile architecture preserves data integrity during power loss and complements the data protection of 1.2V DDR4-2133 operation. The single-rank x4 configuration and CL15 latency provide a balanced thermal profile and consistent signal integrity, making it ideally suited for virtualization platforms demanding high uptime and resilient memory persistence.
1. NVDIMM architecture preserves in-flight data during unexpected power loss, ensuring transactional integrity for mission-critical enterprise databases.
2. ECC protection silently corrects single-bit memory errors, preventing silent data corruption in long-running virtualization and analytics workloads.
3. Registered signal buffering stabilizes high-capacity memory configurations, enabling denser server designs without compromising command bus integrity.
4. DDR4 technology doubles the interface bandwidth per watt over previous generations, boosting virtual machine density within constrained power budgets.
5. Single Rank x4 organization supports advanced error correction schemes like Chipkill, strengthening resilience against multi-bit DRAM device failures.
In mission-critical data centers, memory is not just a temporary workspace—it’s the foundation of application consistency. The Micron MTA18ASF1G72XF1Z-2G1, an 8GB DDR4-2133 NVDIMM-N module with ECC and registered buffering, directly addresses four critical pain points with its advanced feature set. First, its Non-Volatile DIMM technology uses integrated NAND flash and a backup power source to instantly save DRAM contents during a power failure. For an in-memory database like SAP HANA, this means no hour-long data reconstruction after an outage; transactions persist and recovery is near-instantaneous. In a virtualized cluster, hypervisors can hibernate and resume VMs without losing state, dramatically improving failover speed. Second, the ECC machinery constantly corrects single-bit errors caused by cosmic radiation, preventing silent data corruption that could crash a financial trading system or invalidate scientific computations. Third, the registered signal buffer ensures rock-solid electrical integrity when you fully load a server’s 24 DIMM slots, enabling seamless capacity scaling for massive virtual machine density without signal degradation. Finally, the 1.2V low-power DDR4 design and CL15 latency keep thermal load and energy costs under control while delivering the low-latency access that real-time analytics demand. This module doesn’t just store data—it safeguards your business continuity.
This 8 GB DDR4-2133 module, with ECC, registered signaling, and NVDIMM-N classification, is unequivocally server-grade memory. Its persistent memory capability enables data retention through power loss, making capacity planning distinct from standard DRAM. The following guidance assumes dual- or quad-socket servers with balanced DIMM population per memory channel to maximize bandwidth.
General Virtualization
Populate one 8 GB NVDIMM per channel across both sockets (e.g., 16 modules for 128 GB). Use the persistent tier to accelerate VM suspend/resume, quick checkpoints, and host crash recovery. Combine with conventional DRAM in the same channel, reserving NVDIMM capacity as a high-speed write cache for the hypervisor.
In-Memory Database
For platforms like SAP HANA or Redis, maximize capacity by filling all 24 or 48 DIMM slots in a four-socket system, achieving 384 GB or more. Configure the NVDIMMs in App Direct mode so the database storage engine can manage the persistent pool directly. This provides near-DRAM latency with instant data persistence and eliminates lengthy reload times after a restart.
High-Performance Computing
Equip each HPC node with a fully populated symmetric DIMM layout—one 8 GB NVDIMM per channel, totaling 128–256 GB. Leverage the persistent modules as a fast checkpoint reservoir and burst buffer for intermediate simulation results. This approach reduces pressure on parallel file systems and delivers millisecond-level snapshot capability for long-running parallel jobs.
Rigorously tested, compatible with Dell PowerEdge R740/R640, HPE ProLiant DL380 Gen10, Lenovo ThinkSystem SR650.
Q: Can I mix this MTA18ASF1G72XF1Z-2G1 with other memory modules of different brands or speeds?
A: Mixing RDIMMs is not recommended. ECC Registered modules require identical configuration for signal integrity. Mismatched brands, speeds, or ranks may cause boot failures or instability. Use identical part numbers for validated deployments.
Q: Is this memory compatible with my system?
A: This NVDIMM-N is compatible with select Intel Xeon Scalable and AMD EPYC platforms that support DDR4-2133 Registered ECC NVDIMM. Verify your server board explicitly lists NVDIMM support and 288‑pin DDR4 slots.
Q: What is the recommended DIMM population order for optimal performance?
A: Populate identical modules per memory channel, starting with the blue or primary slots as defined in your server’s manual. For NVDIMMs, usually intermix with standard RDIMMs on the same channel following the vendor’s persistent memory guidelines.
Q: Does this module support overclocking or XMP profiles?
A: No. This JEDEC‑compliant DDR4‑2133 RDIMM is engineered for enterprise stability. It does not support overclocking or XMP. NVDIMM functionality also relies on precise JEDEC timing parameters and cannot be exceeded.
Q: What warranty and typical failure rate can I expect?
A: This module includes a 1‑year warranty. Enterprise RDIMMs exhibit extremely low annualized failure rates, typically below 0.5% under specified operating conditions, ensuring high reliability for mission‑critical server applications.